#include <bits/stdc++.h>
#define ll long long
using namespace std;
const ll N=1e5+5;
ll n,a[N],ans;
int main(){
	freopen("duel.in","r",stdin);
	freopen("duel.out","w",stdout);
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i];
	}
	sort(a+1,a+n+1);
	ans=n;
	ll pos=1;
	for(int i=2;i<=n;i++){
		if(a[i]>a[pos]){
			ans--;
			pos++;
		}
	}
	cout<<ans<<endl;
	return 0;
}
